Brian McLogan
Given a list of three zeros find the factors of the polynomial
👉 Learn how to write the equation of a polynomial when given rational zeros. Recall that a polynomial is an expression of the form ax^n + bx^(n-1) + . . . + k, where a, b, and k are constants and the exponents are positive integers. The...
FuseSchool
Laws Of Indices - Part 1
The laws of indices make complex sums involving powers much easier to handle. There are 6 laws we need to know and understand: how to multiply and divide with indices, raising a power to a power, what a power of 0 means, negative indices...
Brian McLogan
How to find the domain of a rational equation
👉 Learn how to find the domain of rational functions. Recall that the domain of a function is the set of possible input values (x-values) of the function. For a rational function, the denominator cannot be zero. Thus, to find the domain...
Brian McLogan
How to Solve a System of Equations Using Elimination
👉Learn how to solve a system (of equations) by elimination. A system of equations is a set of equations which are collectively satisfied by one solution of the variables. The elimination method of solving a system of equations involves...
Flipping Physics
Introduction to Mechanical Energy with Friction
Learn how to use Mechanical Energy when the Work done by Friction does not equal zero.
Flipping Physics
Uniform Solid Cylinder Moment of Inertia Derivation
Deriving the integral equation for the moment of inertia or rotational inertia of a uniform solid cylinder.
Curated Video
Solving a System of Quadratic and Linear Equations by Substitution
In this lesson, students will learn how to solve a system of a quadratic and linear equation using substitution. They will understand that a system is a group of equations and its solution makes both equations true simultaneously.
Flipping Physics
Calculating Average Drag Force on an Accelerating Car using an Integral
A vehicle uniformly accelerates from rest to 3.0 x 10^1 km/hr in 9.25 seconds and 42 meters. Determine the average drag force acting on the vehicle.
Professor Dave Explains
Gauss’s Law for the Magnetic Field
We've covered Gauss' Law for the Electric Field, but what about the magnetic field? That's covered in the second of Maxwell's equations, which we'll discuss in this video. Gauss' Law for the Magnetic Field displays the simplest facts...
Curated Video
The Relationship Between Force and Momentum Change: Two Examples Explained
This is a physics lesson that explains the relationship between force, momentum, and acceleration. The video explains how force acting on an object causes a change in momentum, and how acceleration is linked to force. The equation, F =...
Curated Video
Understanding Yield in Chemical Reactions: Theoretical Yield, Actual Yield, and Percentage Yield
This video provides an explanation of yields in chemical reactions. It defines yield and goes on to explain the theoretical yield. The video also discusses actual yields. The concept of percentage yield is introduced as a measure of the...
TMW Media
Momentum And Impulse: Solving a problem
Given certain parameters, how would you solve this problem? Momentum And Impulse, Part 3
Curated Video
How to Balance Chemical Equations
The video is a tutorial on how to balance chemical equations. The instructor goes through three different equations, counting the number of elements present on each side and then adjusting the coefficients to balance the equation. The...
Brian McLogan
How to use the pythagorean identity to simplify an expression
👉 Learn how to simplify rational identities involving addition and subtraction. To simplify rational identities involving addition and subtraction, first, we find the LCM of the denominators which most time is the product of the terms in...
Curated Video
Polynomial Identity and Combined Area of Consecutive Squares
In this video lesson, students will learn how to describe the combined area of two squares using consecutive integers. They will explore polynomial identities and how to write expressions to represent the relationship between consecutive...
Why U
Algebra 45 - Three Variable Systems with Infinite or Null Solution Sets
When solving a system of linear equations with a single solution, we get a unique value for each variable. But how do we recognize when a system of equations has infinitely many solutions or no solutions?
Brian McLogan
Evaluate the limit of sinx over x
👉 Learn how to evaluate the limit of a function involving trigonometric expressions. The limit of a function as the input variable of the function tends to a number/value is the number/value which the function approaches at that time....
Brian McLogan
Find the axis of symmetry and your vertex
👉 Learn about the parts of a parabola. A parabola is the shape of the graph of a quadratic equation. A regular palabola is the parabola that is facing either up or down while an irregular parabola faces left or right. A quadratic...
Virtually Passed
Optimal path to rescue friend - Math Puzzle
Your friend starts moving in a line with a speed u. You arrive T seconds later and can drive after him in whatever path you like with a speed v. What path guarantees you intersect his position? Timestamps: 0:00 - Introduction & Question...
Flipping Physics
2D Conservation of Momentum Example using Air Hockey Discs
A 28.8 g yellow air hockey disc elastically strikes a 26.9 g stationary red air hockey disc. If the velocity of the yellow disc before the collision is 33.6 cm/s in the x direction and after the collision it is 10.7 cm/s at an angle...
Flipping Physics
Example Problem: Finding Average Speed for Pole Position – Not as easy as you may think
This video is an example problem that walks through finding the average speed for the last 2 laps of the 4 lap qualifier for the Indianapolis 500 assuming an average speed for the first 2 laps. It is actually more difficult than it...
Catalyst University
Kinetics: The Steady-State Approximation
Kinetics: The Steady-State Approximation
Brian McLogan
How to take the third derivative of a polynomial
👉 Learn how to find the higher derivative of a function. The derivative of a function, y = f(x), is the measure of the rate of change of the function, y, with respect to the variable x. The process of finding the derivative of a function...
Curated Video
Finding Resistance
This video is a lecture presentation on how to find the resistance of a certain resistor in a circuit. The presenter introduces the formula for finding resistance using the potential difference and current values. The video then shows...